Heywood Reservoir Dam

WEKEPEKE BROOK· Worcester, Massachusetts· Built 1926· Earth· 28 ft tall
Significant Hazard Other Local Government

Key Takeaway

Heywood Reservoir Dam is classified as significant hazard in Massachusetts. It was completed in 1926 and is 100 years old. Its primary use is other. Significant hazard means failure could cause economic or environmental damage. Learn more.

Physical Details

Dam Height 28 ft (taller than 84.2% in MA)
Dam Length560 ft
Dam TypeEarth
Max Storage446 acre-ft
Normal Storage289 acre-ft
Surface Area37 acres
Drainage Area1 sq mi
Year Completed1926 (100 years old)
NID IDMA00868

Safety Information

Significant Hazard

No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities.

Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?

Emergency Action Plan: No
Last Inspection: November 27, 2017
State Regulated: Yes
Regulatory Agency: DEPARTMENT OF CONSERVATION AND RECREATION

Ownership

TOWN OF CLINTON, DEPARTMENT OF PUBLIC WORKS

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Heywood Reservoir Dam?

Heywood Reservoir Dam is classified as Significant Hazard. No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.

Who owns and operates Heywood Reservoir Dam?

Heywood Reservoir Dam is owned by TOWN OF CLINTON, DEPARTMENT OF PUBLIC WORKS (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Heywood Reservoir Dam built?

Heywood Reservoir Dam was completed in 1926, making it 100 years old. Many U.S. dams were built between the 1930s and 1970s during a period of major infrastructure investment.

What is the primary purpose of Heywood Reservoir Dam?

Heywood Reservoir Dam serves the following purposes: Other. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Heywood Reservoir Dam?

Heywood Reservoir Dam has a dam height of 28 ft. Dam height is measured from the natural streambed at the downstream toe to the top of the dam, and may differ from the visible height.

When was Heywood Reservoir Dam last inspected?

Heywood Reservoir Dam was last inspected on November 27, 2017. Inspection dates indicate when a formal review occurred, not the results of that inspection.

Data from the National Inventory of Dams (NID) maintained by the US Army Corps of Engineers. Dam conditions may have changed since the last update. This site is not affiliated with USACE. Do not use for emergency planning — contact your local dam safety program.